1051120432 has 20 divisors (see below), whose sum is σ = 2143733080. Its totient is φ = 497899008.

The previous prime is 1051120417. The next prime is 1051120439. The reversal of 1051120432 is 2340211501.

It is a super-2 number, since 2×1051120432² = 2209708325135733248, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (1051120439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1728513 + ... + 1729120.

It is an arithmetic number, because the mean of its divisors is an integer number (107186654).

Almost surely, 2^1051120432 is an apocalyptic number.

It is an amenable number.

1051120432 is an abundant number, since it is smaller than the sum of its proper divisors (1092612648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1051120432 is a wasteful number, since it uses less digits than its factorization.

1051120432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3457660 (or 3457654 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1051120432 is about 32420.9875235163. The cubic root of 1051120432 is about 1016.7577530621.

Adding to 1051120432 its reverse (2340211501), we get a palindrome (3391331933).

The spelling of 1051120432 in words is "one billion, fifty-one million, one hundred twenty thousand, four hundred thirty-two".